McGirr is an Irish Gaelic Surname. It may be derived from an epithet or may be a calque or Phono-semantic match to the irish word gearr which translates as Short. According to the Irish times Households in the 19th century database `Gear` as a surname was found to be exclusive to Cork,Kerry,Limerick,Kilkenny and Offaly. The majority in Kerry. Wh.....